Version 0.1.2

Author: fortmarek

Example/Podfile.lock

@@ -1,5 +1,5 @@
 PODS:
-  - SwipeViewController (0.1.1)
+  - SwipeViewController (0.1.2)
 
 DEPENDENCIES:
   - SwipeViewController (from `../`)
@@ -9,6 +9,6 @@ EXTERNAL SOURCES:
     :path: ../
 
 SPEC CHECKSUMS:
-  SwipeViewController: 0a2fb9b4266a8f1be1662d022114518581322bb7
+  SwipeViewController: b80bc7199c81955d20c8d78e687c2aae11ec3595
 
 COCOAPODS: 0.39.0

Example/Pods/Local Podspecs/SwipeViewController.podspec.json

@@ -26,6 +26,7 @@ class ViewController: SwipeViewController {
 
 
         setViewControllerArray([VC1, VC2, VC3])
+        setFirstViewController(1)
         setSelectionBar(80, height: 3, color: UIColor(red: 0.23, green: 0.55, blue: 0.92, alpha: 1.0))
         setButtonsWithSelectedColor(UIFont.systemFontOfSize(18), color: UIColor.blackColor(), selectedColor: UIColor(red: 0.23, green: 0.55, blue: 0.92, alpha: 1.0))
 

Example/Pods/Manifest.lock

@@ -17,15 +17,15 @@ public class SwipeViewController: UINavigationController, UIPageViewControllerDe
     //SelectionBar
     var selectionBarHeight = CGFloat(0)
     var selectionBarWidth = CGFloat(0)
-    var selectionBarColor = UIColor()
+    var selectionBarColor = UIColor.blackColor()
 
     //SwipeButtons
     var offset = CGFloat(40)
     var bottomOfset = CGFloat(0)
-    var buttonColor = UIColor.whiteColor()
-    var selectedButtonColor = UIColor.orangeColor()
+    var buttonColor = UIColor.blackColor()
+    var selectedButtonColor = UIColor.greenColor()
     var buttonFont = UIFont.systemFontOfSize(18)
-    var currentPageIndex = 2 //Besides keeping current page index it also determines what will be the first view
+    var currentPageIndex = 1 //Besides keeping current page index it also determines what will be the first view
 
     //NavigationBar
     var navigationBarColor = UIColor.whiteColor()
@@ -39,13 +39,14 @@ public class SwipeViewController: UINavigationController, UIPageViewControllerDe
     var viewWidth = CGFloat()
     var x = 0 as CGFloat //Distance between elements
     var barButtonItemWidth = CGFloat(8) //Extra offset when there is barButtonItem (and some default, you can check the value by pageController.navigationController?.navigationBar.topItem?.titleView?.layoutMargins.left
-    var navigationBarHeight = 0 as CGFloat
+    var navigationBarHeight = CGFloat(0)
     var selectionBar = UIView()
     var pageController = UIPageViewController()
     var totalButtonWidth = CGFloat(0)
     var finalPageIndex = -1
     var indexNotIncremented = true
     var pageScrollView = UIScrollView()
+    var animationFinished = true
 
     var selectionBarDelegate: SelectionBar?
 
@@ -97,6 +98,10 @@ public class SwipeViewController: UINavigationController, UIPageViewControllerDe
         pageArray.append(viewController)
     }
 
+    public func setFirstViewController(viewControllerIndex: Int) {
+        currentPageIndex = viewControllerIndex + 1
+    }
+    
     public func setSelectionBar(width: CGFloat, height: CGFloat, color: UIColor) {
         selectionBarWidth = width
         selectionBarHeight = height
@@ -145,12 +150,12 @@ public class SwipeViewController: UINavigationController, UIPageViewControllerDe
 
     public func scrollViewDidScroll(scrollView: UIScrollView) {
 
-        
         let xFromCenter = view.frame.size.width - scrollView.contentOffset.x
         var width = 0 as CGFloat
-        
+        //print(xFromCenter)
         let border = viewWidth - 1
 
+        
         guard currentPageIndex > 0 && currentPageIndex <= buttons.count else {return}
 
         //Ensuring currentPageIndex is not changed twice
@@ -161,22 +166,24 @@ public class SwipeViewController: UINavigationController, UIPageViewControllerDe
         //Resetting finalPageIndex for switching tabs
         if xFromCenter == 0 {
             finalPageIndex = -1
+            animationFinished = true
         }
 
         //Going right
-        if xFromCenter <= -viewWidth && indexNotIncremented {
+        if xFromCenter <= -viewWidth && indexNotIncremented && currentPageIndex < buttons.count {
             view.backgroundColor = pageArray[currentPageIndex].view.backgroundColor
             currentPageIndex += 1
             indexNotIncremented = false
         }
 
             //Going left
-        else if xFromCenter >= viewWidth && indexNotIncremented {
+        else if xFromCenter >= viewWidth && indexNotIncremented && currentPageIndex >= 2 {
             view.backgroundColor = pageArray[currentPageIndex - 2].view.backgroundColor
             currentPageIndex -= 1
             indexNotIncremented = false
         }
 
+        
         if buttonColor != selectedButtonColor {
             changeButtonColor(xFromCenter)
         }
@@ -228,13 +235,14 @@ public class SwipeViewController: UINavigationController, UIPageViewControllerDe
 
             //loop - if user goes from tab 1 to tab 3 we want to have tab 2 in animation
             for viewControllerIndex in currentViewControllerIndex...index {
-                
                 let destinationViewController = pageArray[viewControllerIndex]
-                pageController.setViewControllers([destinationViewController], direction: .Forward, animated: true, completion: nil)
+                pageController.setViewControllers([destinationViewController], direction: .Forward, animated: true, completion:nil)
+                
             }
         }
             //Index is on the left
         else {
+            
             for viewControllerIndex in (index...currentViewControllerIndex).reverse() {
                 let destinationViewController = pageArray[viewControllerIndex]
                 pageController.setViewControllers([destinationViewController], direction: .Reverse, animated: true, completion: nil)
@@ -249,8 +257,9 @@ public class SwipeViewController: UINavigationController, UIPageViewControllerDe
         let index = sender.tag - 1
 
         //Can't animate twice to the same controller (otherwise weird stuff happens)
-        guard index != finalPageIndex else {return}
+        guard index != finalPageIndex && index != currentPageIndex - 1 && animationFinished else {return}
 
+        animationFinished = false
         finalPageIndex = index
         scrollToNextViewController(index)
     }

Example/Pods/Pods.xcodeproj/xcshareddata/xcschemes/SwipeViewController.xcscheme

@@ -80,6 +80,11 @@ To set the titles of the buttons, you just need to change the title of each page
 ```swift 
 page_one.title = "Recent"
 ```
+To specify which view controller should be selected first:
+```swift 
+setFirstViewController(1)
+```
+It should also be said that the first view controller index starts at zero, just like arrays.
 
 ### NavigationBar
 

Example/Pods/Target Support Files/SwipeViewController/Info.plist

@@ -8,7 +8,7 @@
 
 Pod::Spec.new do |s|
   s.name             = "SwipeViewController"
-  s.version          = "0.1.1"
+  s.version          = "0.1.2"
   s.summary          = "Subclass of UIPageViewController and UINavigation for easy navigation"
 
 # This description is used to generate tags and improve search results.